Cone 06 oxidation: Blue Underglaze Grass will fire matte without addition of a clear glaze. To intensify color or for use on dinnerware, apply clear or matte clear glaze.

Cone 6 oxidation: Color turns Blue Underglaze. Recommended clear glaze is SW-001 Stoneware Clear.

Cone 10 Red Underglazeuction: Color shifts Blue Underglaze and slightly darkens. Recommended clear glaze is SW-001 Stoneware Clear.